michael@0: // Copyright (c) 2012 The Chromium Authors. All rights reserved.
michael@0: // Use of this source code is governed by a BSD-style license that can be
michael@0: // found in the LICENSE file.
michael@0: 
michael@0: #include "virtual_methods.h"
michael@0: 
michael@0: // Shouldn't warn about method usage in the implementation file.
michael@0: class VirtualMethodsInImplementation {
michael@0:  public:
michael@0:   virtual void MethodIsAbstract() = 0;
michael@0:   virtual void MethodHasNoArguments();
michael@0:   virtual void MethodHasEmptyDefaultImpl() {}
michael@0:   virtual bool ComplainAboutThis() { return true; }
michael@0: };
michael@0: 
michael@0: // Stubs to fill in the abstract method
michael@0: class ConcreteVirtualMethodsInHeaders : public VirtualMethodsInHeaders {
michael@0:  public:
michael@0:   virtual void MethodIsAbstract() override {}
michael@0: };
michael@0: 
michael@0: class ConcreteVirtualMethodsInImplementation
michael@0:     : public VirtualMethodsInImplementation {
michael@0:  public:
michael@0:   virtual void MethodIsAbstract() override {}
michael@0: };
michael@0: 
michael@0: // Fill in the implementations
michael@0: void VirtualMethodsInHeaders::MethodHasNoArguments() {}
michael@0: void WarnOnMissingVirtual::MethodHasNoArguments() {}
michael@0: void VirtualMethodsInImplementation::MethodHasNoArguments() {}
michael@0: 
michael@0: int main() {
michael@0:   ConcreteVirtualMethodsInHeaders one;
michael@0:   ConcreteVirtualMethodsInImplementation two;
michael@0: }